The Doppler Effect! Fill in the blanks.
The more compressed the waves, the __________________ the waves.
Did the loudness change while the vehicle moved towards him? ____________________
Did the pitch change while the vehicle moved towards him? ______________________
Sound waves in front of the car are _______________ and pitch is _________________.
Sound waves behind the car are _________________ and pitch is ___________________.
Draw or upload a picture you drew of what the waves look like as the vehicle moves towards someone in the video?